ADD week 5

02-Easy5/E5/sources/androidx/fragment/app/FragmentFactory.java

@@ -0,0 +1,58 @@
+package androidx.fragment.app;
+
+import androidx.collection.SimpleArrayMap;
+import androidx.fragment.app.Fragment;
+import java.lang.reflect.InvocationTargetException;
+
+/* loaded from: classes.dex */
+public class FragmentFactory {
+    private static final SimpleArrayMap<ClassLoader, SimpleArrayMap<String, Class<?>>> sClassCacheMap = new SimpleArrayMap<>();
+
+    private static Class<?> loadClass(ClassLoader classLoader, String str) throws ClassNotFoundException {
+        SimpleArrayMap<ClassLoader, SimpleArrayMap<String, Class<?>>> simpleArrayMap = sClassCacheMap;
+        SimpleArrayMap<String, Class<?>> simpleArrayMap2 = simpleArrayMap.get(classLoader);
+        if (simpleArrayMap2 == null) {
+            simpleArrayMap2 = new SimpleArrayMap<>();
+            simpleArrayMap.put(classLoader, simpleArrayMap2);
+        }
+        Class<?> cls = simpleArrayMap2.get(str);
+        if (cls != null) {
+            return cls;
+        }
+        Class<?> cls2 = Class.forName(str, false, classLoader);
+        simpleArrayMap2.put(str, cls2);
+        return cls2;
+    }
+
+    static boolean isFragmentClass(ClassLoader classLoader, String str) {
+        try {
+            return Fragment.class.isAssignableFrom(loadClass(classLoader, str));
+        } catch (ClassNotFoundException unused) {
+            return false;
+        }
+    }
+
+    public static Class<? extends Fragment> loadFragmentClass(ClassLoader classLoader, String str) {
+        try {
+            return loadClass(classLoader, str);
+        } catch (ClassCastException e) {
+            throw new Fragment.InstantiationException("Unable to instantiate fragment " + str + ": make sure class is a valid subclass of Fragment", e);
+        } catch (ClassNotFoundException e2) {
+            throw new Fragment.InstantiationException("Unable to instantiate fragment " + str + ": make sure class name exists", e2);
+        }
+    }
+
+    public Fragment instantiate(ClassLoader classLoader, String str) {
+        try {
+            return loadFragmentClass(classLoader, str).getConstructor(new Class[0]).newInstance(new Object[0]);
+        } catch (IllegalAccessException e) {
+            throw new Fragment.InstantiationException("Unable to instantiate fragment " + str + ": make sure class name exists, is public, and has an empty constructor that is public", e);
+        } catch (InstantiationException e2) {
+            throw new Fragment.InstantiationException("Unable to instantiate fragment " + str + ": make sure class name exists, is public, and has an empty constructor that is public", e2);
+        } catch (NoSuchMethodException e3) {
+            throw new Fragment.InstantiationException("Unable to instantiate fragment " + str + ": could not find Fragment constructor", e3);
+        } catch (InvocationTargetException e4) {
+            throw new Fragment.InstantiationException("Unable to instantiate fragment " + str + ": calling Fragment constructor caused an exception", e4);
+        }
+    }
+}